Flash of Genius

Kinnear plays Robert Kearns, the inventor of the intermittent windshield wiper, who spent most of his life battling the Detroit automakers he charged with stealing his invention. Graham, plays Phyllis Kearns, who watches her husband's obsession with legal retribution suffocate their marriage and put a strain on their children.

EXCLUSIVE VIDEO: ‘Flash of Genius’ Cast & Crew Featurette

Dermot Mulroney Joins the Cast of ‘ Flash of Genius’

Dermot Mulroney will join the cast, alongside Greg Kinnear in Flash of Genius, a Spyglass drama to be distributed by Universal, according to Variety.

Mulroney will play Gil Privick, best friend of Robert Kearns (Kinnear) and owner of a chain of auto-parts stores. Kearns invented the intermittent windshield wiper and sued Detroit automakers over patent infringement.